/*
 * Nyacat UI - TailwindCSS v4 専用版
 * A delightful cat-themed UI component library for TailwindCSS v4
 */

@theme {
  /* Nyacat カスタムカラーパレット */
  --color-nyacat-pink: #FFB6C1;
  --color-nyacat-salmon: #FFA07A;
  --color-nyacat-cream: #FFF8DC;
  --color-nyacat-brown: #D2B48C;
  --color-nyacat-gray: #A9A9A9;
  --color-nyacat-black: #2F2F2F;
  
  /* Tuxedo cat colors */
  --color-nyacat-tuxedo-base: #FFFFFF;
  --color-nyacat-tuxedo-accent: #2F2F2F;
  
  /* Orange tabby colors */
  --color-nyacat-orange-base: #FF8C00;
  --color-nyacat-orange-stripe: #FFA500;
  
  /* Calico colors */
  --color-nyacat-calico-white: #FFFFFF;
  --color-nyacat-calico-orange: #FF8C00;
  --color-nyacat-calico-black: #2F2F2F;
  
  /* カスタムスペーシング */
  --spacing-paw: 0.75rem;
  --spacing-whisker: 0.25rem;
  
  /* カスタムボーダーラディウス */
  --radius-paw: 1rem;
  --radius-ear: 50% 50% 0 0;
  
  /* カスタムアニメーション */
  --animate-nyacat-spin: nyacat-spin 2s linear infinite;
  --animate-nyacat-groom: nyacat-groom 3s ease-in-out infinite;
  --animate-tail-wag: tail-wag 1s ease-in-out infinite;
  --animate-purr: purr 2s ease-in-out infinite;
  --animate-paw-bounce: paw-bounce 0.3s ease-in-out;
  --animate-paw-print: paw-print 0.2s ease-out;
  --animate-ear-wiggle: ear-wiggle 0.8s ease-in-out;
  --animate-ear-wiggle-right: ear-wiggle-right 0.8s ease-in-out;
  --animate-tail-wag-input: tail-wag-input 1.2s ease-in-out infinite;
}

/* キーフレームアニメーション */
@keyframes nyacat-spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes nyacat-groom {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  25% { transform: translate(-50%, -60%) scale(0.9) rotate(-10deg); }
  50% { transform: translate(-50%, -40%) scale(1.1) rotate(5deg); }
  75% { transform: translate(-50%, -50%) scale(0.95) rotate(-5deg); }
}

@keyframes paw-bounce {
  0%, 100% { transform: scale(1.05); }
  50% { transform: scale(1.1) rotate(-2deg); }
}

@keyframes paw-print {
  0% { transform: scale(0.98); }
  50% { transform: scale(0.95); }
  100% { transform: scale(0.98); }
}

@keyframes tail-wag {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(10deg); }
  75% { transform: rotate(-10deg); }
}

@keyframes purr {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes ear-wiggle {
  0% { transform: rotate(-10deg) scale(1); }
  15% { transform: rotate(-15deg) scale(1.05); }
  30% { transform: rotate(-5deg) scale(1.02); }
  45% { transform: rotate(-12deg) scale(1.08); }
  60% { transform: rotate(-8deg) scale(1.02); }
  75% { transform: rotate(-10deg) scale(1.05); }
  100% { transform: rotate(-10deg) scale(1); }
}

@keyframes ear-wiggle-right {
  0% { transform: rotate(10deg) scale(1); }
  15% { transform: rotate(15deg) scale(1.05); }
  30% { transform: rotate(5deg) scale(1.02); }
  45% { transform: rotate(12deg) scale(1.08); }
  60% { transform: rotate(8deg) scale(1.02); }
  75% { transform: rotate(10deg) scale(1.05); }
  100% { transform: rotate(10deg) scale(1); }
}

@keyframes tail-wag-input {
  0%, 100% { transform: translateY(-50%) rotate(-5deg) scaleY(1); }
  25% { transform: translateY(-45%) rotate(10deg) scaleY(1.05); }
  50% { transform: translateY(-50%) rotate(-8deg) scaleY(1.02); }
  75% { transform: translateY(-55%) rotate(12deg) scaleY(1.08); }
}

/* =================================
   NyacatButton コンポーネント
   ================================= */

.btn-nyacat {
  @apply px-6 py-3 font-medium transition-all duration-200 cursor-pointer;
  background: linear-gradient(135deg, var(--color-nyacat-pink), var(--color-nyacat-salmon));
  color: var(--color-nyacat-black);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-paw);
}

.btn-nyacat:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-nyacat-pink) 40%, transparent);
  animation: var(--animate-paw-bounce);
}

.btn-nyacat:active {
  transform: scale(0.98);
  animation: var(--animate-paw-print);
}

.btn-nyacat::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: color-mix(in srgb, white 30%, transparent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.3s ease, height 0.3s ease;
}

.btn-nyacat:hover::before {
  width: 100px;
  height: 100px;
}

/* 猫種バリエーション */

/* ハチワレ猫 */
.btn-nyacat-tuxedo {
  @apply border-2 font-medium;
  background: linear-gradient(135deg, var(--color-nyacat-tuxedo-base) 0%, var(--color-nyacat-tuxedo-base) 40%, var(--color-nyacat-tuxedo-accent) 40%, var(--color-nyacat-tuxedo-accent) 60%, var(--color-nyacat-tuxedo-base) 60%, var(--color-nyacat-tuxedo-base) 100%);
  color: black;
  border-color: var(--color-nyacat-tuxedo-accent);
}

.btn-nyacat-tuxedo:hover {
  background: linear-gradient(135deg, #f9fafb 0%, #f9fafb 40%, #111827 40%, #111827 60%, #f9fafb 60%, #f9fafb 100%);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-nyacat-tuxedo-accent) 40%, transparent);
  transform: scale(1.05);
}

/* 茶トラ猫 */
.btn-nyacat-orange {
  background: repeating-linear-gradient(45deg, var(--color-nyacat-orange-base), var(--color-nyacat-orange-base) 8px, var(--color-nyacat-orange-stripe) 8px, var(--color-nyacat-orange-stripe) 16px);
  color: white;
}

.btn-nyacat-orange:hover {
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-nyacat-orange-base) 40%, transparent);
}

/* グレー猫 */
.btn-nyacat-gray {
  background: repeating-linear-gradient(90deg, var(--color-nyacat-gray), var(--color-nyacat-gray) 6px, #808080 6px, #808080 12px);
  color: white;
}

.btn-nyacat-gray:hover {
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-nyacat-gray) 40%, transparent);
}

/* 三毛猫 */
.btn-nyacat-calico {
  @apply border-2 font-medium;
  background: 
    radial-gradient(ellipse at 20% 30%, #ea580c 0%, transparent 50%),
    radial-gradient(ellipse at 70% 60%, var(--color-nyacat-calico-black) 0%, transparent 40%),
    radial-gradient(ellipse at 40% 80%, #f97316 0%, transparent 30%),
    radial-gradient(ellipse at 80% 20%, var(--color-nyacat-calico-black) 0%, transparent 25%),
    var(--color-nyacat-calico-white);
  color: #374151;
  border-color: #d1d5db;
}

.btn-nyacat-calico:hover {
  background: 
    radial-gradient(ellipse at 20% 30%, #dc2626 0%, transparent 50%),
    radial-gradient(ellipse at 70% 60%, #111827 0%, transparent 40%),
    radial-gradient(ellipse at 40% 80%, #ea580c 0%, transparent 30%),
    radial-gradient(ellipse at 80% 20%, #111827 0%, transparent 25%),
    #f9fafb;
  box-shadow: 0 8px 20px color-mix(in srgb, #ea580c 30%, transparent);
  transform: scale(1.05);
}

/* 黒猫 */
.btn-nyacat-black {
  background: linear-gradient(135deg, var(--color-nyacat-black), #1a1a1a);
  color: white;
  box-shadow: inset 0 1px 0 color-mix(in srgb, white 10%, transparent);
}

.btn-nyacat-black:hover {
  box-shadow: 0 8px 20px color-mix(in srgb, var(--color-nyacat-black) 60%, transparent), inset 0 1px 0 color-mix(in srgb, white 20%, transparent);
  background: linear-gradient(135deg, #3a3a3a, var(--color-nyacat-black));
}

/* 白猫 */
.btn-nyacat-white {
  background: linear-gradient(135deg, white, #f5f5f5);
  color: var(--color-nyacat-black);
  border: 2px solid #e0e0e0;
  box-shadow: 0 2px 4px color-mix(in srgb, black 10%, transparent);
}

.btn-nyacat-white:hover {
  box-shadow: 0 8px 20px color-mix(in srgb, white 80%, transparent), 0 2px 8px color-mix(in srgb, black 15%, transparent);
  background: linear-gradient(135deg, white, #fafafa);
}

/* 猫パーツ */

/* 尻尾パーツ */
.btn-nyacat-tail {
  position: relative;
}

.btn-nyacat-tail::after {
  content: "";
  position: absolute;
  right: -20px;
  top: 50%;
  width: 30px;
  height: 8px;
  background: currentColor;
  border-radius: 50px 50px 50px 20px;
  opacity: 0.8;
  transform: translateY(-50%) rotate(-15deg);
  transition: transform 0.3s ease;
}

.btn-nyacat-tail:hover::after {
  transform: translateY(-50%) rotate(15deg);
}

/* 肉球パーツ（絵文字版） */
.btn-nyacat-paws {
  position: relative;
}

.btn-nyacat-paws::before {
  content: "🐾";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  opacity: 0.6;
  transition: transform 0.1s ease;
}

.btn-nyacat-paws:active::before {
  transform: translateX(-50%) scale(1.3);
}

/* 肉球パーツ（CSS版） */
.btn-nyacat-paws-css {
  position: relative;
}

.btn-nyacat-paws-css::before {
  content: "";
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 16px;
  background: 
    radial-gradient(circle at 30% 30%, currentColor 3px, transparent 3px),
    radial-gradient(circle at 70% 30%, currentColor 3px, transparent 3px),
    radial-gradient(circle at 50% 70%, currentColor 6px, transparent 6px);
  opacity: 0.5;
  transition: transform 0.1s ease;
}

.btn-nyacat-paws-css:active::before {
  transform: translateX(-50%) scale(1.3);
}

/* =================================
   NyacatInput コンポーネント
   ================================= */

.nyacat-input-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
}

.nyacat-input-wrapper input,
.nyacat-input-wrapper select,
.nyacat-input-wrapper textarea {
  @apply w-full px-4 py-2 border-2 border-gray-300 rounded-lg;
  transition: all 0.3s ease;
  outline: none;
}

.nyacat-input-wrapper input:focus,
.nyacat-input-wrapper select:focus,
.nyacat-input-wrapper textarea:focus {
  border-color: #fb923c;
  box-shadow: 0 4px 6px -1px color-mix(in srgb, black 10%, transparent), 0 2px 4px -1px color-mix(in srgb, black 6%, transparent);
}

/* 猫耳 */
.nyacat-ears::before,
.nyacat-ears::after {
  content: "";
  position: absolute;
  top: -12px;
  width: 0;
  height: 0;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  transform-origin: bottom center;
}

.nyacat-ears::before {
  left: 25px;
  border-left: 12px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 16px solid #fb923c;
  transform: rotate(-10deg);
  box-shadow: inset -3px -4px 0 #ff8fa3, 0 2px 4px color-mix(in srgb, black 10%, transparent);
}

.nyacat-ears::after {
  right: 25px;
  border-left: 6px solid transparent;
  border-right: 12px solid transparent;
  border-bottom: 16px solid #fb923c;
  transform: rotate(10deg);
  box-shadow: inset 3px -4px 0 #ff8fa3, 0 2px 4px color-mix(in srgb, black 10%, transparent);
}

/* 尻尾 */
.nyacat-tail {
  position: absolute;
  right: -25px;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 12px;
  background: linear-gradient(45deg, #fb923c 0%, #f97316 100%);
  border-radius: 20px 8px 8px 4px;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  transform-origin: left center;
  clip-path: polygon(0% 20%, 100% 0%, 100% 40%, 95% 50%, 100% 60%, 100% 100%, 0% 80%);
  box-shadow: 0 2px 4px color-mix(in srgb, black 10%, transparent), inset 0 -2px 0 color-mix(in srgb, black 10%, transparent);
}

/* フォーカス時の猫パーツ表示 */
.nyacat-input-wrapper input:focus ~ .nyacat-ears::before,
.nyacat-input-wrapper input:focus ~ .nyacat-ears::after,
.nyacat-input-wrapper select:focus ~ .nyacat-ears::before,
.nyacat-input-wrapper select:focus ~ .nyacat-ears::after,
.nyacat-input-wrapper textarea:focus ~ .nyacat-ears::before,
.nyacat-input-wrapper textarea:focus ~ .nyacat-ears::after {
  opacity: 1;
}

.nyacat-input-wrapper input:focus ~ .nyacat-ears::before,
.nyacat-input-wrapper select:focus ~ .nyacat-ears::before,
.nyacat-input-wrapper textarea:focus ~ .nyacat-ears::before {
  animation: var(--animate-ear-wiggle);
}

.nyacat-input-wrapper input:focus ~ .nyacat-ears::after,
.nyacat-input-wrapper select:focus ~ .nyacat-ears::after,
.nyacat-input-wrapper textarea:focus ~ .nyacat-ears::after {
  animation: var(--animate-ear-wiggle-right);
}

.nyacat-input-wrapper input:focus ~ .nyacat-tail,
.nyacat-input-wrapper select:focus ~ .nyacat-tail,
.nyacat-input-wrapper textarea:focus ~ .nyacat-tail {
  opacity: 1;
  animation: var(--animate-tail-wag-input);
}

/* Input状態 */
.nyacat-input-error input,
.nyacat-input-error select,
.nyacat-input-error textarea {
  border-color: #f87171 !important;
}

.nyacat-input-error::before {
  content: "😾";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  pointer-events: none;
  z-index: 10;
}

.nyacat-input-success input,
.nyacat-input-success select,
.nyacat-input-success textarea {
  border-color: #4ade80 !important;
}

.nyacat-input-success::before {
  content: "😸";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  pointer-events: none;
  z-index: 10;
}

/* =================================
   NyacatCard コンポーネント
   ================================= */

.card-nyacat {
  @apply bg-white rounded-lg shadow-md border-2 border-gray-200 p-6 relative overflow-hidden transition-all duration-300 ease-in-out;
  min-height: 200px;
  
  /* 段ボール箱のテクスチャ */
  background: 
    linear-gradient(90deg, #f5f5f0 0%, #f0f0eb 50%, #f5f5f0 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, black 3%, transparent) 2px, color-mix(in srgb, black 3%, transparent) 4px);
}

/* 箱の折り目ライン */
.card-nyacat::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: color-mix(in srgb, black 10%, transparent);
  transform: translateX(-50%);
}

/* 猫の顔（初期状態は隠れている） */
.card-nyacat::after {
  content: "🐱";
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 32px;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  opacity: 0;
}

/* ホバー時に猫が箱から顔を出す */
.card-nyacat:hover {
  @apply shadow-lg;
  transform: translateY(-2px);
}

.card-nyacat:hover::after {
  top: 10px;
  opacity: 1;
}

/* 猫種バリエーション */
.card-nyacat-orange {
  background: 
    linear-gradient(90deg, #fff5e6 0%, #ffedd5 50%, #fff5e6 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, var(--color-nyacat-orange-base) 10%, transparent) 2px, color-mix(in srgb, var(--color-nyacat-orange-base) 10%, transparent) 4px);
}

.card-nyacat-orange::after {
  color: var(--color-nyacat-orange-base);
}

.card-nyacat-tuxedo {
  background: 
    linear-gradient(90deg, #fafafa 0%, #f5f5f5 50%, #fafafa 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, black 5%, transparent) 2px, color-mix(in srgb, black 5%, transparent) 4px);
}

.card-nyacat-tuxedo::after {
  background: linear-gradient(45deg, black 50%, white 50%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card-nyacat-gray {
  background: 
    linear-gradient(90deg, #f8f9fa 0%, #f1f3f4 50%, #f8f9fa 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, var(--color-nyacat-gray) 10%, transparent) 2px, color-mix(in srgb, var(--color-nyacat-gray) 10%, transparent) 4px);
}

.card-nyacat-gray::after {
  color: #6b7280;
}

.card-nyacat-calico {
  background: 
    radial-gradient(ellipse at 20% 30%, color-mix(in srgb, var(--color-nyacat-orange-base) 10%, transparent) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 60%, color-mix(in srgb, black 8%, transparent) 0%, transparent 40%),
    linear-gradient(90deg, #fff5e6 0%, #ffedd5 50%, #fff5e6 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, var(--color-nyacat-orange-base) 5%, transparent) 2px, color-mix(in srgb, var(--color-nyacat-orange-base) 5%, transparent) 4px);
}

.card-nyacat-calico::after {
  background: linear-gradient(45deg, var(--color-nyacat-orange-base) 33%, black 33%, black 66%, var(--color-nyacat-orange-base) 66%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card-nyacat-black {
  background: 
    linear-gradient(90deg, #f9fafb 0%, #f3f4f6 50%, #f9fafb 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, black 8%, transparent) 2px, color-mix(in srgb, black 8%, transparent) 4px);
}

.card-nyacat-black::after {
  color: #1f2937;
}

.card-nyacat-white {
  background: 
    linear-gradient(90deg, white 0%, #fafafa 50%, white 100%),
    repeating-linear-gradient(90deg, transparent, transparent 2px, color-mix(in srgb, black 2%, transparent) 2px, color-mix(in srgb, black 2%, transparent) 4px);
  border-color: #e5e7eb;
}

.card-nyacat-white::after {
  color: white;
  text-shadow: 1px 1px 2px color-mix(in srgb, black 30%, transparent);
}

/* サイズバリエーション */
.card-nyacat-sm {
  @apply p-4;
  min-height: 120px;
}

.card-nyacat-sm::after {
  font-size: 24px;
}

.card-nyacat-lg {
  @apply p-8;
  min-height: 280px;
}

.card-nyacat-lg::after {
  font-size: 48px;
}

/* 特殊バリエーション */
.card-nyacat-peek::after {
  top: -10px;
  opacity: 0.6;
}

.card-nyacat-peek:hover::after {
  top: 15px;
  opacity: 1;
  transform: translateX(-50%) scale(1.1);
}

.card-nyacat-family::after {
  content: "🐱🐱🐱";
  font-size: 20px;
  letter-spacing: -8px;
}

.card-nyacat-family:hover::after {
  letter-spacing: 2px;
  font-size: 24px;
}

/* =================================
   NyacatLoading コンポーネント
   ================================= */

.loading-nyacat {
  @apply inline-block relative;
  width: 40px;
  height: 40px;
}

.loading-nyacat::before {
  content: "🐱";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 24px;
  animation: var(--animate-nyacat-spin);
}

.loading-nyacat-groom {
  @apply inline-block relative;
  width: 40px;
  height: 40px;
}

.loading-nyacat-groom::before {
  content: "🐱";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 24px;
  animation: var(--animate-nyacat-groom);
}

/* サイズバリエーション */
.loading-nyacat-sm {
  width: 24px;
  height: 24px;
}

.loading-nyacat-sm::before {
  font-size: 16px;
}

.loading-nyacat-lg {
  width: 60px;
  height: 60px;
}

.loading-nyacat-lg::before {
  font-size: 36px;
}

.loading-nyacat-xl {
  width: 80px;
  height: 80px;
}

.loading-nyacat-xl::before {
  font-size: 48px;
}

/* =================================
   ユーティリティクラス
   ================================= */

/* アニメーション */
.animate-tail-wag { animation: var(--animate-tail-wag); }
.animate-purr { animation: var(--animate-purr); }

/* カラー */
.text-nyacat-pink { color: var(--color-nyacat-pink); }
.text-nyacat-salmon { color: var(--color-nyacat-salmon); }
.text-nyacat-cream { color: var(--color-nyacat-cream); }
.text-nyacat-brown { color: var(--color-nyacat-brown); }
.text-nyacat-gray { color: var(--color-nyacat-gray); }
.text-nyacat-black { color: var(--color-nyacat-black); }

.bg-nyacat-pink { background-color: var(--color-nyacat-pink); }
.bg-nyacat-salmon { background-color: var(--color-nyacat-salmon); }
.bg-nyacat-cream { background-color: var(--color-nyacat-cream); }
.bg-nyacat-brown { background-color: var(--color-nyacat-brown); }
.bg-nyacat-gray { background-color: var(--color-nyacat-gray); }
.bg-nyacat-black { background-color: var(--color-nyacat-black); }

.border-nyacat-pink { border-color: var(--color-nyacat-pink); }
.border-nyacat-salmon { border-color: var(--color-nyacat-salmon); }
.border-nyacat-cream { border-color: var(--color-nyacat-cream); }
.border-nyacat-brown { border-color: var(--color-nyacat-brown); }
.border-nyacat-gray { border-color: var(--color-nyacat-gray); }
.border-nyacat-black { border-color: var(--color-nyacat-black); }

/* ボーダーラディウス */
.rounded-paw { border-radius: var(--radius-paw); }
.rounded-ear { border-radius: var(--radius-ear); }

/* スペーシング */
.p-paw { padding: var(--spacing-paw); }
.m-paw { margin: var(--spacing-paw); }
.p-whisker { padding: var(--spacing-whisker); }
.m-whisker { margin: var(--spacing-whisker); }